Brockman River is a river

River

A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...

 in wheatbelt region

Regions of Western Australia

Regionalisations of Western Australia are systems by which Western Australia is divided into distinct geographic regions. The most commonly known regionalisation is the governmental division of the state into regions for economic development purposes, of which there are nine.Other regionalisations...

 of Western Australia

Western Australia

Western Australia is a state of Australia, occupying the entire western third of the Australian continent. It is bounded by the Indian Ocean to the north and west, the Great Australian Bight and Indian Ocean to the south, the Northern Territory to the north-east and South Australia to the south-east...

 that rises north of Bindoon Hill and then flows in a southerly direction. The river crosses the Great Northern Highway

Great Northern Highway

The Great Northern Highway is a generally north-south Western Australian highway which links the state's capital Perth with its most northern port, Wyndham. It is in length, with being National Highway...

 near the Bindoon-Moora Road turn off then travels parallel with the highway as it continues southward. Passing the town of Bindoon

Bindoon, Western Australia

Bindoon is a town located from Perth city on the Great Northern Highway within the Shire of Chittering.Bindoon is where the majority of training and selection takes place for the Australian Special Air Service Regiment...

 and through Lake Needoonga and Lake Chittering the river crosses the highway as it veers eastward. The river then passes Lower Chittering

Chittering, Western Australia

The Shire of Chittering is a Local Government Area in the Wheatbelt region of Western Australia, covering an area of about just beyond the northeastern fringe of the Perth metropolitan area, generally along and east of the Great Northern Highway. Its seat of government is the town of...

 and finally discharges into the Avon River

Avon River (Western Australia)

The Avon River is a river in Western Australia. It is a tributary of the Swan River totalling 280 kilometres in length, with a catchment area of 125,000 square kilometres.-Catchment area:...

, of which it is a tributary

Tributary

A tributary or affluent is a stream or river that flows into a main stem river or a lake. A tributary does not flow directly into a sea or ocean...

, near Jumperkine Hill just north of Walyung National Park.

The Brockman has the largest catchment

Drainage basin

A drainage basin is an extent or an area of land where surface water from rain and melting snow or ice converges to a single point, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean...

 in the Lower Avon and Upper Swan River

Swan River (Western Australia)

The Swan River estuary flows through the city of Perth, in the south west of Western Australia. Its lower reaches are relatively wide and deep, with few constrictions, while the upper reaches are usually quite narrow and shallow....

 catchments. The natural resource base of the river is deteriorating as a result of clearing of natural vegetation which in turn has led to erosion

Erosion

Erosion is when materials are removed from the surface and changed into something else. It only works by hydraulic actions and transport of solids in the natural environment, and leads to the deposition of these materials elsewhere...

 and salinity

Salinity

Salinity is the saltiness or dissolved salt content of a body of water. It is a general term used to describe the levels of different salts such as sodium chloride, magnesium and calcium sulfates, and bicarbonates...

.

The river has many smaller tributaries

Tributary

A tributary or affluent is a stream or river that flows into a main stem river or a lake. A tributary does not flow directly into a sea or ocean...

 including; Wootra Brook, Spice Brook and Marbling Brook.

The first European to discover the river was the surveyor Francis Thomas Gregory

Francis Thomas Gregory

Francis Thomas Gregory was an English-born Australian explorer and politician.-Biography:Gregory was born at Farnsfield, Nottinghamshire, England, and was the younger brother of the explorer Augustus Gregory...

 who named he river in 1853. The river is named after William Locke Brockman

William Locke Brockman

William Locke Brockman was an early settler in Western Australia, who became a leading pastoralist and stock breeder, and a Member of the Western Australian Legislative Council....

 who was a pastoralist in the region with large land holdings and a Member of the Western Australian Legislative Council

Western Australian Legislative Council

The Legislative Council, or upper house, is one of the two chambers of parliament in the Australian state of Western Australia. Its central purpose is to act as a house of review for legislation passed through the lower house, the Legislative Assembly. It sits in Parliament House in the state...

.